California Population 2024 By County Wise. Presented below is a list of 1,571 california cities, arranged in descending order based on population size. California population in 2024 is estimated to be 38.99 million residents, its most populous state in us as on across a total state area of 163,696 square miles (423,970 sq km), its.

The most populated counties in california are los angeles county with 9,663,345, san diego county at 3,269,973, orange county with 3,135,755, riverside. California cities by population (2024) by kristen carney.